GLSA 200502-31: uim: Privilege escalation vulnerability
Posted on: 02/28/2005 11:49 AM

An uim security update has been released for Gentoo Linux

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Gentoo Linux Security Advisory GLSA 200502-31
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http://security.gentoo.org/
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Severity: Normal
Title: uim: Privilege escalation vulnerability
Date: February 28, 2005
Bugs: #82678
ID: 200502-31

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Synopsis
=======

Under certain conditions, applications linked against uim suffer from a privilege escalation vulnerability.

Background
=========

uim is a simple, secure and flexible input method library.

Affected packages
================

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Package / Vulnerable / Unaffected
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1 app-i18n/uim lt; 0.4.5.1 gt;= 0.4.5.1

Description
==========

Takumi Asaki discovered that uim insufficiently checks environment variables. setuid/setgid applications linked against libuim could end up executing arbitrary code. This vulnerability only affects immodule-enabled Qt (if you build Qt 3.3.2 or later versions with USE="immqt" or USE="immqt-bc").

Impact
=====

A malicious local user could exploit this vulnerability to execute arbitrary code with escalated privileges.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All uim users should upgrade to the latest available version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=app-i18n/uim-0.4.5.1"

References
=========

[ 1 ] CAN-2005-0503
http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0503
[ 2 ] uim announcement
http://lists.freedesktop.org/archives/uim/2005-February/000996.html

Availability
===========

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200502-31.xml

Concerns?
========

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.

License
======

Copyright 2005 Gentoo Foundation, Inc; referenced text belongs to its owner(s).

The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.0


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